Multidose activated charcoal: Difference between revisions
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==Contraindications== | ==Contraindications== | ||
* Same as with | * Same as with [[Single Dose Activated Charcoal (SDAC)]] | ||
*'''Intestinal obstruction''' (absolute) | *'''Intestinal obstruction''' (absolute) | ||
*Decreased gut motility (relative) | *Decreased gut motility (relative) | ||
==Indications== | ==Indications== | ||
*Mnemonic: '''''T'''''hese '''''P'''''eople '''''D'''''rink '''''C'''''harcoal '''''Q'''''uickly | *Mnemonic: '''''T'''''hese '''''P'''''eople '''''D'''''rink '''''C'''''harcoal '''''Q'''''uickly | ||
Revision as of 16:27, 17 December 2013
Background
- Method of enhanced elimination that uses multiple doses of activated charcoal
- No evidence to suggest that MDAC decreases morbidity or mortality
- Some evidence shows that MDAC increases the elimination of certain drugs (further explained below)
Dosing
- 12.5 g/hr in divided doses (eg. 50g Q4hr)
Contraindications
- Same as with Single Dose Activated Charcoal (SDAC)
- Intestinal obstruction (absolute)
- Decreased gut motility (relative)
Indications
- Mnemonic: These People Drink Charcoal Quickly
- Theophylline
- Phenobarbital
- Dapsone
- Carbamazepine
- Quinine
Mechanism of Action
- Stops enterohepatic circulation
- Increases passive diffusion and acts as a sink for the xenobiotics
- Binds drugs in extended release formulations